std::stack::top

From Cppreference

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std::stack
Member functions stack::stack stack::~stack stack::operator= Element access stack::top Capacity stack::empty stack::size Modifiers stack::push stack::emplace stack::pop stack::swap

​reference top();​
​const_reference top() const;​

Returns reference to the top element in the stack. This is the most recently pushed element. This element will be removed on a call to pop(). Effectively calls ​c.back()​.

Contents 1 Parameters 2 Return value 3 Complexity 4 See also

Parameters

(none)

Return value

reference to the last element

Complexity

constant

See also

push	inserts element at the top (public member function)
pop	removes the first element (public member function)